Oil & Gas Companies in Sheridan County, MT
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
| 2 | Samson Oil & Gas USA Inc | Denver, CO 80202 | Oil & Gas Operator | Oct 2024 |
| 3 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2024 |
| 4 | Sands Oil Company Inc | Billings, MT 59103 | Oil & Gas Operator | Sep 2024 |
| 5 | Shakespeare Oil Co Inc | Salem, IL 62881 | Oil & Gas Operator | Aug 2024 |
| 6 | Sinclair Oil & Gas Company | Salt Lake Cty, UT 84130 | Oil & Gas Operator | Dec 2024 |
| 7 | SM Energy Company | Midland, TX 79707 | Oil & Gas Operator | Dec 2024 |
| 8 | Southwestern Energy Prod Co | Houston, TX 77032 | Oil & Gas Operator | Jun 2015 |
| 9 | St. Mary Land & Exploration Co | Denver, CO 80201 | Oil & Gas Operator | Jun 2010 |
| 10 | Staghorn Energy, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2024 |
| 11 | Stone Energy Corporation | Denver, CO 80202-2828 | Oil & Gas Operator | Oct 2014 |
| 12 | Stone Energy LLC | Denver, CO 80202 | Oil & Gas Operator | May 2005 |
| 13 | Summit Resources, Inc. | Houston, TX 77077 | Oil & Gas Operator | Sep 2016 |
Production numbers shown above are only for Sheridan County, MT and for the production period listed.